Your business will now be aware by now that as the 2025 PSTN (Public Service Telephone Network) and ISDN (Integrated Services Digital Network) switch off draws closer, you’ll need to be making choices as to your future requirements. Often terminology can be confusing, i.e. VoIP (Voice over Internet Protocol) & SIP! (Session initiated Protocol)

What’s is the difference between VoIP and SIP?

Often, we talk about VoIP and SIP as though they’re two totally different things but technically, they have a...

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